com.googlecode.jtype
Class TypeUtils

java.lang.Object
  com.googlecode.jtype.TypeUtils

public final class TypeUtils
extends java.lang.Object

Provides utility methods for working with types.

Version:

$Id: TypeUtils.java 49 2009-10-07 17:10:57Z markhobson $

Author:

Mark Hobson

Method Summary

static java.lang.reflect.Type	getActualTypeArgument(java.lang.reflect.Type type)
static java.lang.reflect.Type	getArrayType(java.lang.reflect.Type componentType)
static java.lang.reflect.Type	getComponentType(java.lang.reflect.Type type)
static java.lang.Class<?>	getErasedReferenceType(java.lang.reflect.Type type)
static java.lang.reflect.Type	getErasedType(java.lang.reflect.Type type) Gets the erased type of the specified type.
static java.lang.Class<?>	getRawType(java.lang.reflect.Type type) Deprecated. Use getErasedReferenceType(Type) instead.
static java.lang.reflect.Type[]	getResolvedInterfaces(java.lang.reflect.Type type)
static java.lang.reflect.Type	getResolvedSuperclass(java.lang.reflect.Type type)
static boolean	isArray(java.lang.reflect.Type type)
static boolean	isAssignable(java.lang.reflect.Type supertype, java.lang.reflect.Type type)
static boolean	isInstance(java.lang.reflect.Type type, java.lang.Object object)
static boolean	isSimpleParameterizedType(java.lang.reflect.Type type, java.lang.Class<?> rawType)
static java.lang.String	toSimpleString(java.lang.reflect.Type type)
static java.lang.String	toString(java.lang.reflect.Type type)
static java.lang.String	toString(java.lang.reflect.Type type, ClassSerializer serializer)
static java.lang.String	toUnqualifiedString(java.lang.reflect.Type type)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

isAssignable

public static boolean isAssignable(java.lang.reflect.Type supertype,
                                   java.lang.reflect.Type type)

isInstance

public static boolean isInstance(java.lang.reflect.Type type,
                                 java.lang.Object object)

getErasedType

public static java.lang.reflect.Type getErasedType(java.lang.reflect.Type type)

Gets the erased type of the specified type.

Parameters:

type - the type to perform erasure on

Returns:

the erased type, never a parameterized type nor a type variable

See Also:

4.6 Type Erasure

getErasedReferenceType

public static java.lang.Class<?> getErasedReferenceType(java.lang.reflect.Type type)

getRawType

@Deprecated
public static java.lang.Class<?> getRawType(java.lang.reflect.Type type)

Deprecated. Use getErasedReferenceType(Type) instead.

isArray

public static boolean isArray(java.lang.reflect.Type type)

getComponentType

public static java.lang.reflect.Type getComponentType(java.lang.reflect.Type type)

getArrayType

public static java.lang.reflect.Type getArrayType(java.lang.reflect.Type componentType)

isSimpleParameterizedType

public static boolean isSimpleParameterizedType(java.lang.reflect.Type type,
                                                java.lang.Class<?> rawType)

getActualTypeArgument

public static java.lang.reflect.Type getActualTypeArgument(java.lang.reflect.Type type)

getResolvedSuperclass

public static java.lang.reflect.Type getResolvedSuperclass(java.lang.reflect.Type type)

getResolvedInterfaces

public static java.lang.reflect.Type[] getResolvedInterfaces(java.lang.reflect.Type type)

toString

public static java.lang.String toString(java.lang.reflect.Type type)

toString

public static java.lang.String toString(java.lang.reflect.Type type,
                                        ClassSerializer serializer)

toUnqualifiedString

public static java.lang.String toUnqualifiedString(java.lang.reflect.Type type)

toSimpleString

public static java.lang.String toSimpleString(java.lang.reflect.Type type)